Positioning device for gear ring machining

Abstract

The utility model provides a locating device for gear ring machining, and relates to the technical field of locating devices, the locating device comprises a base plate, the top end of the base plate is rotatably connected with a rotating disc, the inner wall of the rotating disc is in threaded connection with a plurality of bolts, the outer surface of the base plate is provided with a convenient device, and the convenient device comprises a gear ring. The inner wall of the gear ring is fixedly connected with the outer surface of the rotating disc, the outer surface of the gear ring is in meshed connection with a gear, the top end of the gear is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is in sliding connection with a U-shaped block, and the outer surface of the rotating shaft is in threaded connection with a threaded ring. When the gear ring is positioned and machined through the positioning device, the gear can be controlled to rotate, the gear drives the gear ring and the rotating disc to rotate to adjust the angle of the rotating disc and the gear ring so as to facilitate machining, the gear ring does not need to be detached from the outer surface of the rotating disc to adjust the angle and then be positioned again, and convenience and practicability are improved when the positioning device is used.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning devices, in particular to a positioning device for gear ring processing. Background Art

[0002] The ring gear is inserted into the outer edge of the flywheel after being heated, and then fastened to the outer edge of the flywheel after being cooled. It is used to mesh with the starter gear, drive the crankshaft to rotate, and start the engine. When processing the ring gear, a positioning device is required to fix the position of the ring gear.

[0003] In the process of using traditional positioning devices to position the gear ring, it may be necessary to rotate the gear ring a certain angle to facilitate the processing of different positions with the processing machinery. At this time, it is necessary to release the positioning of the gear ring by the positioning device, control the rotation of the gear ring and position the gear ring again, resulting in certain limitations when using the positioning device and reduced efficiency in the processing of the gear ring. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that in the process of using a traditional positioning device to position the gear ring, it may be necessary to rotate the gear ring a certain angle to facilitate the processing of different positions with the processing machinery. At this time, it is necessary to release the positioning of the gear ring by the positioning device, control the rotation of the gear ring and position the gear ring again, which leads to certain limitations in the use of the positioning device and reduces the efficiency of the gear ring processing. A positioning device for gear ring processing is proposed to solve the problem.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a positioning device for gear ring processing, comprising a chassis, a turntable is rotatably connected to the top end of the chassis, a plurality of bolts are threadedly connected to the inner wall of the turntable, a plurality of sliders are slidably connected to the inner wall of the turntable, a convenient device is provided on the outer surface of the chassis, the convenient device comprises a gear ring, the inner wall of the gear ring is fixedly connected to the outer surface of the turntable, a gear is meshingly connected to the outer surface of the gear ring, a rotating shaft is fixedly connected to the top end of the gear, a U-shaped block is slidably connected to the outer surface of the rotating shaft, and a threaded ring is threadedly connected to the outer surface of the rotating shaft.

[0006] The effect achieved by the above components is: by setting the gear ring, after placing the gear ring on the turntable, the position is adjusted by pushing each slider and then the bolt is turned to fix the position of the gear ring on the turntable. During the processing, the rotating shaft can be rotated to control the rotation of the gear, and the gear ring and the turntable are driven by the gear to rotate to adjust the angle of the turntable and the gear ring for easy processing. The threaded ring is rotated to move downward on the outer surface of the rotating shaft and push the U-shaped block to press one side of the outer surface of the U-shaped block against the outer surface of the gear, and the two sides of the bottom end of the U-shaped block are pressed against the outer surface of the chassis to fix the relative positions of the gear and the gear ring.

[0007] Preferably, a plurality of rectangular strips are fixedly connected to both sides of the bottom end of the U-shaped block, and the rectangular strips are rubber strips made of rubber material.

[0008] The effect achieved by the above components is that by arranging the rectangular strip made of rubber material, the bottom end of the U-shaped block is pressed against the surface of the chassis to fix the position of the rotating shaft and the gear more stably and not easy to slide.

[0009] Preferably, two positioning blocks are fixedly connected to one side of the top end of the outer surface of the chassis close to the gear, and the two ends of the outer surface of the U-shaped block slide on the outer surfaces of the positioning blocks.

[0010] The effect achieved by the above components is that when the U-shaped block is against the outer surface of the chassis, both ends will be located inside the positioning block, further fixing the position of the U-shaped block on the outer surface of the chassis and increasing the stability of the U-shaped block in fixing the gear position.

[0011] Preferably, a positioning rod is fixedly connected to one side of the chassis, and the top end of the outer surface of the rotating shaft rotates on the inner wall of the positioning rod.

[0012] The effect achieved by the above components is: when the rotating shaft controls the gear to rotate, the top end of the outer surface of the shaft will rotate on the inner wall of the positioning rod, and the positioning rod further limits the angle between the shaft and the chassis to avoid as much as possible the deviation of the angle when the rotating shaft controls the gear and the gear ring to affect the rotation.

[0013] Preferably, a cylinder is fixedly connected to the top end of the rotating shaft, and a plurality of protrusions are provided on the outer surface of the cylinder.

[0014] The effect achieved by the above components is that the rotation of the shaft and the gear can be more conveniently controlled by holding the protrusion on the outer surface of the cylinder.

[0015] Preferably, an auxiliary device is provided on one side of the chassis, and the auxiliary device includes a fan-shaped block, a sponge block is fixedly connected to one side of the fan-shaped block, a T-shaped block is fixedly connected to the bottom end of the fan-shaped block, and a slide groove is provided on the outer surface of the chassis, and the outer surface of the T-shaped block slides on the inner wall of the slide groove.

[0016] The effect achieved by the above components is: when using the positioning device, lubricating oil can be added to the inside of the sponge block, and then the fan-shaped block is pushed to control the fan-shaped block to slide on the inner wall of the slide groove through the T-shaped block so that the sponge block is close to the gear ring, and then the gear is rotated to control the gear ring to rotate. Through the contact between the gear ring and the sponge block, the lubricating oil inside the sponge block is squeezed out to lubricate the surface of the gear ring for easy rotation.

[0017] Preferably, a through hole is formed at the top of the fan-shaped block, and the through hole passes through the connection between the fan-shaped block and the sponge block.

[0018] The above components have the following effects: when adding lubricating oil, it can be added at the through hole, so that the lubricating oil can be stored inside the fan-shaped block and slowly penetrate into the inside of the sponge block for easy use.

[0019] Preferably, a slot block is fixedly connected to one side of the sector block, and two grooves are formed on the outer surface of the slot block.

[0020] The effect achieved by the above components is that pinching the two grooves on the outer surface of the slot block can more conveniently push the sector block to move and adjust the position.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, a convenient device is provided, and when the gear ring is positioned for processing by the positioning device, the rotating shaft can be rotated to control the rotation of the gear, and the gear drives the gear ring and the turntable to rotate to adjust the angle of the turntable and the gear ring for easy processing. There is no need to remove the gear ring from the outer surface of the turntable, adjust the angle and then re-position it, which increases the convenience and practicality of using the positioning device. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a schematic diagram of the three-dimensional structure of the chassis of the utility model;

[0025] Figure 3 It is a schematic diagram of the three-dimensional structure of the U-shaped block of the utility model;

[0026] Figure 4 It is a schematic diagram of the three-dimensional structure of the T-shaped block of the utility model.

[0027] Legend: 1. Chassis; 2. Convenient device; 3. Auxiliary device; 4. Turntable; 5. Bolt; 6. Slider; 21. Gear ring; 22. Gear; 23. Rotating shaft; 24. Cylinder; 25. U-shaped block; 26. Threaded ring; 27. Rectangular bar; 28. Positioning rod; 29. ​​Positioning block; 31. Slide groove; 32. T-shaped block; 33. Fan-shaped block; 34. Sponge block; 35. Through hole; 36. Slot block. DETAILED DESCRIPTION

[0028] Embodiment 1, as Figure 1-3As shown, a positioning device for processing a gear ring comprises a chassis 1, the top of the chassis 1 is rotatably connected with a turntable 4, the inner wall of the turntable 4 is threadedly connected with a plurality of bolts 5, the inner wall of the turntable 4 is slidably connected with a plurality of sliders 6, the outer surface of the chassis 1 is provided with a convenient device 2, the convenient device 2 comprises a gear ring 21, the inner wall of the gear ring 21 is fixedly connected with the outer surface of the turntable 4, the outer surface of the gear ring 21 is meshingly connected with a gear 22, the top of the gear 22 is fixedly connected with a rotating shaft 23, the outer surface of the rotating shaft 23 is slidably connected with a U-shaped block 25, the outer surface of the rotating shaft 23 is threadedly connected with a threaded ring 26, by providing the gear ring 21, after the gear ring is placed on the turntable 4, the position of the gear ring on the turntable 4 is fixed by pushing each slider 6 to adjust the position and then rotating the bolts 5, during the processing, the rotating shaft 23 can be rotated to control the gear The wheel 22 rotates, and the gear ring 21 and the turntable 4 are driven to rotate by the gear 22 to adjust the angle of the turntable 4 and the gear ring for easy processing. The threaded ring 26 is rotated to make the threaded ring 26 move downward on the outer surface of the shaft 23 and push the U-shaped block 25 to press one side of the outer surface of the U-shaped block 25 against the outer surface of the gear 22, and the two sides of the bottom end of the U-shaped block 25 are pressed against the outer surface of the chassis 1 to fix the relative positions of the gear 22 and the gear ring 21. By setting a convenient device, when the gear ring is positioned for processing by the positioning device, the shaft 23 can be rotated to control the rotation of the gear 22, and the gear ring 21 and the turntable 4 are driven to rotate by the gear 22 to adjust the angle of the turntable 4 and the gear ring for easy processing. There is no need to remove the gear ring from the outer surface of the turntable 4 to adjust the angle and then re-position it, which increases the convenience and practicality of using the positioning device.

[0029] Reference Figure 1-3 As shown, in this embodiment: a plurality of rectangular strips 27 are fixedly connected to both sides of the bottom end of the U-shaped block 25, and the rectangular strips 27 are rubber strips. By setting the rubber rectangular strips 27, the bottom end of the U-shaped block 25 is pressed against the surface of the chassis 1 to fix the positions of the rotating shaft 23 and the gear 22, which is more stable and not easy to slide. Two positioning blocks 29 are fixedly connected to the top of the outer surface of the chassis 1 close to the gear 22. The two ends of the outer surface of the U-shaped block 25 slide on the outer surface of the positioning block 29. When the U-shaped block 25 is pressed against the outer surface of the chassis 1, the two ends will be inside the positioning block 29, and the position of the U-shaped block 25 on the outer surface of the chassis 1 is further fixed, which increases the stability of the U-shaped block 25 in fixing the position of the gear 22.

[0030] Reference Figure 1-3As shown, in this embodiment: a positioning rod 28 is fixedly connected to one side of the chassis 1, and the top end of the outer surface of the rotating shaft 23 rotates on the inner wall of the positioning rod 28. When the rotating shaft 23 controls the rotation of the gear 22, the top end of the outer surface of the rotating shaft 23 will rotate on the inner wall of the positioning rod 28. The positioning rod 28 further limits the angle between the rotating shaft 23 and the chassis 1 to avoid as much as possible that the rotating shaft 23 controls the rotation of the gear 22 and the gear ring 21, and the angle is deflected and affects the rotation. The top end of the rotating shaft 23 is fixedly connected to the cylinder 24, and the outer surface of the cylinder 24 is provided with a plurality of protrusions. Holding the protrusions on the outer surface of the cylinder 24 can more conveniently control the rotation of the rotating shaft 23 and the gear 22.

[0031] Reference Figure 1 , Figure 2 and Figure 4 As shown, in this embodiment: an auxiliary device 3 is provided on one side of the chassis 1, and the auxiliary device 3 includes a fan-shaped block 33, a sponge block 34 is fixedly connected to one side of the fan-shaped block 33, and a T-shaped block 32 is fixedly connected to the bottom end of the fan-shaped block 33. A slide groove 31 is provided on the outer surface of the chassis 1, and the outer surface of the T-shaped block 32 slides on the inner wall of the slide groove 31. When the positioning device is used, lubricating oil can be added to the inside of the sponge block 34, and then the fan-shaped block 33 is pushed to control the fan-shaped block 33 to slide on the inner wall of the slide groove 31 through the T-shaped block 32 so that the sponge block 34 is close to the gear ring 21, and then the gear 22 is rotated to control the gear ring 21 to rotate. The gear ring 21 contacts the sponge block 34, and the lubricating oil inside the sponge block 34 is squeezed out to lubricate the surface of the gear ring 21 for easy rotation.

[0032] Reference Figure 1 , Figure 2 and Figure 4 As shown, in this embodiment: a through hole 35 is provided at the top of the fan-shaped block 33, and the through hole 35 runs through the connection between the fan-shaped block 33 and the sponge block 34. When adding lubricating oil, it can be added at the through hole 35, so that the lubricating oil can be stored in the interior of the fan-shaped block 33 and slowly penetrate into the interior of the sponge block 34 for easy use. A groove block 36 is fixedly connected to one side of the fan-shaped block 33, and two grooves are provided on the outer surface of the groove block 36. Pinching the two grooves on the outer surface of the groove block 36 can more conveniently push the fan-shaped block 33 to move and adjust the position.

[0033] Working principle: When the position of the gear ring needs to be fixed during processing, the gear ring is first placed on the outer surface of the turntable 4, and then each slider 6 is pushed to move so that one end of the slider 6 is against the outer surface of the gear ring, and then the bolt 5 is turned to fix the position of the slider 6 on the outer surface of the turntable 4, and then the threaded ring 26 is turned to move the threaded ring 26 downward on the outer surface of the shaft 23 to push the U-shaped block 25 to press against the outer surface of the gear 22 and the chassis 1 to fix the position of the gear 22. The gear ring is processed by the processing device. When the angle of the gear ring needs to be adjusted during the processing, the threaded ring 26 can be first turned to move a certain distance upward on the outer surface of the shaft 23 to release the position fixation of the gear 22, and then held on the cylinder 2 The protrusions on the outer surface of the sector block 33 control the rotation of the gear 22, and the gear 22 drives the gear ring 21 and the turntable 4 to rotate and adjust the angles of the turntable 4 and the gear ring. After the adjustment is completed, the position of the gear 22 is fixed by adjusting the position of the U-shaped block 25. When the positioning device is not used, lubricating oil can be added to the through hole 35 at the top of the sector block 33, so that the lubricating oil exists in the sector block 33 and slowly penetrates into the sponge block 34, and the sector block 33 is pushed to control the sector block 33 to slide on the inner wall of the slide groove 31 through the T-shaped block 32 so that the sponge block 34 is close to the gear ring 21, and then the gear 22 is rotated to control the gear ring 21 to rotate, so that the gear ring 21 contacts the sponge block 34, and the lubricating oil in the sponge block 34 is squeezed out to lubricate the surface of the gear ring 21.

[0034] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. A positioning device for gear ring processing, comprising a chassis (1), characterized in that: The top of the chassis (1) is rotatably connected to a turntable (4), the inner wall of the turntable (4) is threadedly connected to a plurality of bolts (5), the inner wall of the turntable (4) is slidably connected to a plurality of sliders (6), the outer surface of the chassis (1) is provided with a convenient device (2), the convenient device (2) comprises a gear ring (21), the inner wall of the gear ring (21) is fixedly connected to the outer surface of the turntable (4), the outer surface of the gear ring (21) is meshingly connected to a gear (22), the top of the gear (22) is fixedly connected to a rotating shaft (23), the outer surface of the rotating shaft (23) is slidably connected to a U-shaped block (25), and the outer surface of the rotating shaft (23) is threadedly connected to a threaded ring (26).

2. A positioning device for gear ring processing according to claim 1, characterized in that: A plurality of rectangular strips (27) are respectively fixedly connected to both sides of the bottom end of the U-shaped block (25), and the rectangular strips (27) are rubber strips made of rubber material.

3. A positioning device for gear ring processing according to claim 2, characterized in that: Two positioning blocks (29) are fixedly connected to a side of the top end of the outer surface of the chassis (1) close to the gear (22), and two ends of the outer surface of the U-shaped block (25) slide on the outer surfaces of the positioning blocks (29).

4. A positioning device for gear ring processing according to claim 3, characterized in that: A positioning rod (28) is fixedly connected to one side of the chassis (1), and the top end of the outer surface of the rotating shaft (23) rotates on the inner wall of the positioning rod (28).

5. A positioning device for gear ring processing according to claim 4, characterized in that: The top end of the rotating shaft (23) is fixedly connected to a cylinder (24), and the outer surface of the cylinder (24) is provided with a plurality of protrusions.

6. A positioning device for gear ring processing according to claim 5, characterized in that: An auxiliary device (3) is provided on one side of the chassis (1), the auxiliary device (3) comprising a fan-shaped block (33), a sponge block (34) being fixedly connected to one side of the fan-shaped block (33), a T-shaped block (32) being fixedly connected to the bottom end of the fan-shaped block (33), a slide groove (31) being provided on the outer surface of the chassis (1), and the outer surface of the T-shaped block (32) slides on the inner wall of the slide groove (31).

7. A positioning device for gear ring processing according to claim 6, characterized in that: A through hole (35) is provided at the top end of the sector-shaped block (33), and the through hole (35) passes through the connection between the sector-shaped block (33) and the sponge block (34).

8. A positioning device for gear ring processing according to claim 7, characterized in that: A slot block (36) is fixedly connected to one side of the sector block (33), and two grooves are formed on the outer surface of the slot block (36).

Images